updated cpu_percent() doc string and moved functions for more logical placement.
updated cpu_percent() doc string and moved functions for more logical placement.

marmolu/psutil,stupidcache/psutil,vmolsa/psutil,skyshe/psutil,stupidcache/psutil,creativewild/psutil,AlanZatarain/psutil,anfedorov/psutil,tigerneil/psutil,vmolsa/psutil,Alwnikrotikz/psutil,tigerneil/psutil,PFZheng/psutil,Alwnikrotikz/psutil,skyshe/psutil,creativewild/psutil,shiva21/psutil,chjwang/psutil,jucapj/psutil,end18/psutil,marmolu/psutil,google-code-export/psutil,nmani1905/psutil,vmolsa/psutil,kiranvizru/psutil,kiranvizru/psutil,creativewild/psutil,vmolsa/psutil,google-code-export/psutil,peter-hst/psutil,djhaskin987/psutil,peter-hst/psutil,zhengzheng/psutil,tigerneil/psutil,AlanZatarain/psutil,kiranvizru/psutil,skyshe/psutil,djhaskin987/psutil,zhengzheng/psutil,shiva21/psutil,skyshe/psutil,stupidcache/psutil,end18/psutil,jucapj/psutil,kiranvizru/psutil,nmani1905/psutil,end18/psutil,chjwang/psutil,djhaskin987/psutil,google-code-export/psutil,PFZheng/psutil,huson2012/psutil,djhaskin987/psutil,huson2012/psutil,anfedorov/psutil,huson2012/psutil,google-code-export/psutil,tigerneil/psutil,end18/psutil